package day02;

public class DoubleDemo {
	public static void main(String[] args) {
		double a = 3.14;
		float b = 3.14f;
		
		double c = 3.0,d = 2.9;
		System.out.println(c-d);
		double e = 6.0,f = 4.9;
		System.out.println(e-f);
		double g = 6.0,h = 1.9;
		System.out.println(g-h);
		
	}
}
